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Finding the Fourth Proportional to 64,219.53, 88,627.05 and 35,925.42

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Solution

The fourth proportional to 64,219.53, 88,627.05 and 35,925.42 is: 49,579.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,219.53 : 88,627.05 = 35,925.42 : x
  2. Step 2: Convert to fraction form
    64,219.53/88,627.05 = 35,925.42/x
  3. Step 3: Cross multiply
    64,219.53x = 88,627.05 × 35,925.42
  4. Step 4: Simplify right side
    64,219.53x = 3,183,963,994.61
  5. Step 5: Solve for x
    x = 3,183,963,994.61/64,219.53
  6. Step 6: Final answer
    x = 49,579.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.